initial commit

exercises/03_ticket_v1/05_encapsulation/src/lib.rs

@@ -0,0 +1,61 @@
+pub mod ticket {
+    pub struct Ticket {
+        title: String,
+        description: String,
+        status: String,
+    }
+
+    impl Ticket {
+        pub fn new(title: String, description: String, status: String) -> Ticket {
+            if title.is_empty() {
+                panic!("Title cannot be empty");
+            }
+            if title.len() > 50 {
+                panic!("Title cannot be longer than 50 bytes");
+            }
+            if description.is_empty() {
+                panic!("Description cannot be empty");
+            }
+            if description.len() > 500 {
+                panic!("Description cannot be longer than 500 bytes");
+            }
+            if status != "To-Do" && status != "In Progress" && status != "Done" {
+                panic!("Only `To-Do`, `In Progress`, and `Done` statuses are allowed");
+            }
+
+            Ticket {
+                title,
+                description,
+                status,
+            }
+        }
+
+        // TODO: Add three public methods to the `Ticket` struct:
+        //  - `title` that returns the `title` field.
+        //  - `description` that returns the `description` field.
+        //  - `status` that returns the `status` field.
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::ticket::Ticket;
+
+    #[test]
+    fn description() {
+        let ticket = Ticket::new("A title".into(), "A description".into(), "To-Do".into());
+        assert_eq!(ticket.description(), "A description");
+    }
+
+    #[test]
+    fn title() {
+        let ticket = Ticket::new("A title".into(), "A description".into(), "To-Do".into());
+        assert_eq!(ticket.title(), "A title");
+    }
+
+    #[test]
+    fn status() {
+        let ticket = Ticket::new("A title".into(), "A description".into(), "To-Do".into());
+        assert_eq!(ticket.status(), "To-Do");
+    }
+}